<html>  
<head>  
<title>Test Paypal</title>  
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">  
</head>  
<body>  
<form action="https://www.sandbox.paypal.com/cgi-bin/webscr" method="post" target="_blank" id="book1">  
<input type="text" name="item_name" value="Test Papers">  
<input type="text" name="amount" value="0.99">  
<input type="text" name="quantity" value="1">  
<input type="hidden" name="cmd" value="_cart">  
<input type="hidden" name="add" value="1">  
<input type="hidden" name="business" value="yuanzh_1300536656_biz@sina.com">  
<input type="hidden" name="cancel_return" value="http://localhost/projectX/Papers.php">  
<input type="hidden" name="lc" value="US">  
<input type="hidden" name="item_name" value="Paper Item">  
<input type="hidden" name="amount" value="0.99">  
<input type="hidden" name="currency_code" value="USD">  
<input type="hidden" name="return" value="http://localhost/projectX/backdeal.php">  
<input type="hidden" name="no_note" value="1">  
<input type="hidden" name="no_shipping" value="1">  
<input type="hidden" name="rm" value="2">  
<input type="hidden" name="cbt" value="download the Papers">  
<input type="hidden" name="item_number" value="233223">  
<input type="submit" value="Add Cart"/>  
</form>  
</body>  
</html>